DE3769256D1 - Stufenloses reibungsrollengetriebe mit hydraulischer steuerung. - Google Patents

Stufenloses reibungsrollengetriebe mit hydraulischer steuerung.

Info

Publication number
DE3769256D1
DE3769256D1 DE8787112954T DE3769256T DE3769256D1 DE 3769256 D1 DE3769256 D1 DE 3769256D1 DE 8787112954 T DE8787112954 T DE 8787112954T DE 3769256 T DE3769256 T DE 3769256T DE 3769256 D1 DE3769256 D1 DE 3769256D1
Authority
DE
Germany
Prior art keywords
hydraulic control
friction roller
roller gearbox
continuously friction
continuously
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE8787112954T
Other languages
English (en)
Inventor
Charles E Kraus
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Excelermatic Inc
Original Assignee
Excelermatic Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Excelermatic Inc filed Critical Excelermatic Inc
Application granted granted Critical
Publication of DE3769256D1 publication Critical patent/DE3769256D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
    • F16H15/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members without members having orbital motion
    • F16H15/04—Gearings providing a continuous range of gear ratios
    • F16H15/06—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B
    • F16H15/32—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line
    • F16H15/36—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface
    • F16H15/38—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface with two members B having hollow toroid surfaces opposite to each other, the member or members A being adjustably mounted between the surfaces

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Friction Gearing (AREA)
DE8787112954T 1986-09-22 1987-09-04 Stufenloses reibungsrollengetriebe mit hydraulischer steuerung. Expired - Fee Related DE3769256D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/909,882 US4702118A (en) 1986-09-22 1986-09-22 Hydraulically controlled infinitely variable traction roller transmission

Publications (1)

Publication Number Publication Date
DE3769256D1 true DE3769256D1 (de) 1991-05-16

Family

ID=25427977

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787112954T Expired - Fee Related DE3769256D1 (de) 1986-09-22 1987-09-04 Stufenloses reibungsrollengetriebe mit hydraulischer steuerung.

Country Status (3)

Country Link
US (1) US4702118A (de)
EP (1) EP0261480B1 (de)
DE (1) DE3769256D1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63130954A (ja) * 1986-11-20 1988-06-03 Nissan Motor Co Ltd 摩擦車式無段変速機構
US4858484A (en) * 1987-10-26 1989-08-22 Excelermatic Inc. Infinitely variable traction roller transmission
JPH0637223Y2 (ja) * 1988-05-27 1994-09-28 日産自動車株式会社 摩擦車式無段変速機構
US4964312A (en) * 1988-10-17 1990-10-23 Excelermatic Inc. Infinitely variable traction roller transmission
US5020384A (en) * 1988-10-17 1991-06-04 Excelermatic Inc. Infinitely variable traction roller transmission
US4911030A (en) * 1989-01-30 1990-03-27 Excelermatic Inc. Traction roller transmission ratio control arrangement
US4885955A (en) * 1989-03-27 1989-12-12 Excelermatic Inc. Multimode infinitely variable transmission
US5085089A (en) * 1991-02-06 1992-02-04 Excelermatic Inc. Infinitely variable traction roller transmission
US5330396A (en) * 1992-12-16 1994-07-19 The Torax Company, Inc. Loading device for continuously variable transmission
US5540631A (en) * 1992-12-16 1996-07-30 The Torax Company, Inc. Continuously variable transmission with a hydraulic control system
US5299987A (en) * 1993-04-08 1994-04-05 Exceleramatic Inc. Infinitely variable traction roller transmission

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US751958A (en) * 1904-02-09 Variable-speed device
US1853749A (en) * 1928-12-11 1932-04-12 John S Sharpe Transmission
US2903897A (en) * 1957-09-27 1959-09-15 James W Whalen Variable drive transmission
BE629125A (de) * 1961-03-08
US3163051A (en) * 1963-06-19 1964-12-29 Excelermatic Roller construction for toroidal transmissions
US3163050A (en) * 1963-06-19 1964-12-29 Excelermatic Toroidal transmission bearing means
US3486391A (en) * 1968-09-19 1969-12-30 Excelermatic Toroidal type transmission
US3828618A (en) * 1971-07-27 1974-08-13 Rotax Ltd Constant speed hydraulically controlled toric transmission with concentric, two piston valve, governor and constant ratio means
US4086820A (en) * 1976-06-25 1978-05-02 Excelermatic, Inc. Infinitely variable traction roller transmission
US4501172A (en) * 1982-08-16 1985-02-26 Excelermatic Inc. Hydraulic speed control arrangement for an infinitely variable transmission
US4484487A (en) * 1983-01-03 1984-11-27 Excelermatic Inc. Hydraulically controlled infinitely variable traction roller transmission
US4464946A (en) * 1983-01-26 1984-08-14 Excelermatic Inc. Control arrangement for the supply of lubricant to the bearings of an infinitely variable traction roller transmission
US4526051A (en) * 1983-03-18 1985-07-02 Excelermatic Inc. Infinitely variable traction roller transmission speed control arrangement
US4576055A (en) * 1984-08-15 1986-03-18 Excelermatic, Inc. Hydraulically controlled infinitely variable traction roller transmission

Also Published As

Publication number Publication date
US4702118A (en) 1987-10-27
EP0261480A2 (de) 1988-03-30
EP0261480B1 (de) 1991-04-10
EP0261480A3 (en) 1988-12-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee